Fix notebook failing integartion tests for sklearn and xgboost V2

[axsaucedo]

Describe the bug

Currnetly integration tests for sklearn v2 and xgboost v2 are failing

To reproduce

Expected behaviour

Environment

Model Details

• Images of your model: [Output of: kubectl get seldondeployment -n <yourmodelnamespace> <seldondepname> -o yaml | grep image: where <yourmodelnamespace>]
• Logs of your model: [You can get the logs of your model by running kubectl logs -n <yourmodelnamespace> <seldonpodname> <container>]